Reseda lutea

Plants annual or perennial, 30–80 cm, glabrous, papillose-scabrid, or hirtellous. Stems erect or ascendent, branched. Leaves: blade obovate, 4–10 × 1–2.5 cm, margins entire or ternately to biternately lobed (lobes 1–3 pairs, narrow-oblong or lanceolate-linear, margins flat or repand), surfaces scabrous or glabrous. Racemes 10–20(–50) cm; bracts caducous, oblong-linear, 2–4 mm. Pedicels 3–7 mm. Flowers (rarely polygamous); sepals persistent or tardily deciduous, (5–)6, not reflexed in fruit, linear-oblong, 3–4 mm; petals (5–)6, yellow, 2–5 mm, rounded-clawed, adaxial ones trisect, lateral lobes semilunate or falcate, margins entire or incised; stamens (12–)14–18; filaments deciduous, 1.5–3 mm, scabrid-papillose; intrastaminal nectary-discs pilose; anthers 0.9–1.5 mm; placenta entire. Capsules usually erect, 3-carpelled, cylindric or ovoid to subglobose, 7–15 × 4–6 mm, apically 3-toothed, glabrous or papillose, ribs scabrid. Seeds 1.4–2 mm, glossy, smooth (carunculate). 2n = 48.

Reseda Lutea

Reseda lutea

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